Dyfyniad APA

Smith, D. L. (1991). Video communication: Structuring content for maximum progam effectiveness. Wadworth.

Dyfyniad Arddull Chicago

Smith, David L. Video Communication: Structuring Content for Maximum Progam Effectiveness. California: Wadworth, 1991.

Dyfyniad MLA

Smith, David L. Video Communication: Structuring Content for Maximum Progam Effectiveness. Wadworth, 1991.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.